# External Links and Articles

**FastAPI** has a great community constantly growing.

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/// tip

            throw new IORuntimeException(e);
        }
    }

    /**
     * Reads the contents of a file into a byte array and returns it.
     *
     * @param file
     *            The file. Must not be {@literal null}.
     * @return A byte array containing the contents of the file.
     */
    public static byte[] readBytes(final File file) {
        assertArgumentNotNull("file", file);

public @interface CronExpression {

    /**
     * The error message when validation fails.
     * @return the error message
     */
    String message() default "{org.lastaflute.validator.constraints.CronExpression.message}";

    /**
     * The validation groups this constraint belongs to.
     * @return the groups
     */
    Class<?>[] groups() default {};

    /**

import org.codelibs.fess.app.web.CrudMode;
import org.lastaflute.web.validation.Required;
import org.lastaflute.web.validation.theme.conversion.ValidateTypeFailure;

import jakarta.validation.constraints.Size;

/**
 * Form class for creating new stemmer override dictionary entries.
 * This form handles the creation of stemmer override rules that modify
 * the stemming behavior for specific words.
 *
 */

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.app.web.login;

import jakarta.validation.constraints.NotBlank;

/**
 * Form for password change.
 */
public class PasswordForm {

    /**
     * Default constructor.
     */
    public PasswordForm() {
        // Default constructor
    }

import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;
import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;

/**
 * Contains constant definitions for the six standard {@link Charset} instances, which are
 * guaranteed to be supported by all Java platform implementations.
 *
 * <p>Assuming you're free to choose, note that <b>{@link #UTF_8} is widely preferred</b>.

	{"3>>-4", "negative right shift count"},
	{"3>>(1<<63)", "negative right shift count"},
	{"(1<<63)>>2", "right shift of value with high bit set"},
	{"(1<<62)>>2", ""},
	{`'\x80'`, "illegal UTF-8 encoding for character constant"},
	{"(23*4", "missing closing paren"},
	{")23*4", "unexpected ) evaluating expression"},
	{"18446744073709551616", "value out of range"},
}

func TestBadExpr(t *testing.T) {
	for i, test := range badExprTests {

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.app.web.admin.maintenance;

import org.codelibs.fess.util.ComponentUtil;

import jakarta.validation.constraints.Size;

/**
 * The form for maintenance actions.
 */
public class ActionForm {
    /**
     * Default constructor.
     */
    public ActionForm() {
        // nothing
    }

    /**

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.app.web.api.admin.plugin;

import org.lastaflute.web.validation.Required;

import jakarta.validation.constraints.Size;

/**
 * Request body for plugin installation API.
 * This class represents the data structure for installing a plugin
 * through the admin REST API.
 */
public class InstallBody {

import org.codelibs.fess.app.web.CrudMode;
import org.lastaflute.web.validation.Required;
import org.lastaflute.web.validation.theme.conversion.ValidateTypeFailure;

import jakarta.validation.constraints.Size;

/**
 * Form class for creating Kuromoji dictionary entries.
 * Kuromoji is a Japanese morphological analyzer and this form allows
 * administrators to add custom dictionary entries for better Japanese text analysis.